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Alternate test name

Lab area
Clinical Biochemistry - TDM & Toxicology
Method and equipment
Expected turn-around time
Stat: 3 hours Routine: 72 hours
Specimen type


Plasma (Heparin or Citrate)

Specimen requirements

100 uL

Storage and transportation
  • Plasma/serum must be separated within 2 hours of collection
  • Store and ship frozen
Shipping information
The Hospital for Sick Children
Rapid Response Laboratory
555 University Avenue, Room 3642
Toronto, ON
M5G 1X8
Phone: 416-813-7200
Toll Free: 1-855-381-3212
Hours: 7 days/week, 24 hours/day
Background and clinical significance
Carbamazepine-10,11-epoxide has anticonvulsant activity similar to that of its parent compound, Carbamazepine. The half-life averages six hours. This heterocyclic (iminostilbene) compound has potent antiepileptic properties and is effective alone or with other antiepileptic drugs in controlling many types of seizures. Side effects may include: leukopenia and hyponatremia. Patients in the first month of pregnancy are at increased risk of neural tube defects.
Disease condition


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